package com.neu.service;

import java.util.List;

import com.neu.pojo.User;

public interface UserService {
	List<User> findAllUser(String userName);
	
	User findUserById(String id);
	
	User checkUserExists(User user);
	
	int checkUserNameExists(User user);
	
	int insertUser(User user);
	
	int updateUser(User user);
	
	int deleteUser(String id);
}
